16246109797 has 2 divisors, whose sum is σ = 16246109798. Its totient is φ = 16246109796.

The previous prime is 16246109741. The next prime is 16246109833. The reversal of 16246109797 is 79790164261.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11974049476 + 4272060321 = 109426^2 + 65361^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16246109797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16246109717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8123054898 + 8123054899.

It is an arithmetic number, because the mean of its divisors is an integer number (8123054899).

Almost surely, 2^16246109797 is an apocalyptic number.

It is an amenable number.

16246109797 is a deficient number, since it is larger than the sum of its proper divisors (1).

16246109797 is an equidigital number, since it uses as much as digits as its factorization.

16246109797 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1143072, while the sum is 52.

The spelling of 16246109797 in words is "sixteen billion, two hundred forty-six million, one hundred nine thousand, seven hundred ninety-seven".